The is a dance fad created in Japan, based on the children's television series PythagoraSwitch which was broadcast on the educational channel of NHK, a Japanese non-profit public broadcasting service. It is performed by the comedy group Itsumo Kokokara with variable groups (it differs at each air) such as firefighters, soccer players, Yasugi-bushi preservation society, Vienna Boys' Choir, Blue Man Group, ninja and so on.
The basic steps are as follows, repeating as necessary:
The dance can be performed in lines, moving canon style one at a time. After each movement, the line takes a step forward.